1862.] 



MOREIS AND ROBERTS CARBONIFEROUS LIMESTONE. 



101 





Oreton 



and 



Farlow. 



Bristol. 



Yorkshire 



and 

 Derbyshire. 



Ireland 



(chiefly 

 Armagh) . 



North 

 Britain. 



Homacanthus microdus, M'Coy 



* 

 * 



"I" 











* 



* 



Ik 

 •X- 



=ik 



* 

 * 



* 



* 



Ik 

 * 



* 

 * 



if 

 * 



if- 

 * 



*: 



•Sf- 



•Sf- 



* 



* 

 * 





Leptacanthus junceus, M'Coy. . . 





Mesogomphus lingua, Ag 



Mylacodus quadratus, Jgf 



Mylax batoides, Ao 



Nemacanthus priscus, M^Coy... 

 Onchus falcatus, Ao. 





plicatus, Aa 







Oracantbus confluens, Ag. 



Milleri, Ag 



minor, Ag 



pustulosus, Ag 



Orodus angustus, Ag 











porosus, M'Coy 



ramosus, Ag . „ . 



Petalodus acnminatus, Ag 





marginalis, Ag 





Petalorhynchus psittacinus, Ag, 

 Petrodus petalliformis, M'Coy 



Pinacodus gelasinus, Ag 



ffonoplax, Ag 



Physonemus arcuatus, M^Coy... 

 • subteres, Ag 



Platycanthus isosceles, M'Coy 

 Pleurogomphus auriculatus, Ag. 

 Poecilodus aliformis, M' Coy . . . 

 foveolatus, M^ Coy 





obliquus, Ag 



Polyrhizodus pusillus, M'Coy. . . 

 radicans, Ag 



Pristodus falcatus, Ag 



Pristicladodus dentatus, M'Coy 

 Psanunodus Goughii, MCoy... 



rugosus, Ag 



Psephodus maaravis, Ag 



Rhizodus ferox, Owpm 



Ehymodus transversus, Ag 



Streblodus Colei, Ag. 



Egertoni, Ag 



oblongus, Ag 



Tomodus convexus, Ag 



Xystrodus augustus, Ag 









